what is the maximum data rate for a 3kHz channel that transmits data using 4 levels (binary) ?(only give the value in bits/second, don't put the unit)

What is the maximum data rate supported by Zigbee?Select one:a. 100 Kbpsb. 10 Mbpsc. 1 Mbpsd. 1 Gbps

Consider a binary data sequence of bit rate 2471 Hz modulated by a carrier of 36878 Hz to obtain BPSK.*i) Calculate the bandwidthanswer format example if answer is 3.5khz   write as 3500 ( only number) don't write as 3.5khz

What is the bandwidth of a signal that ranges from 1 MHz to 4 MHz?Select one:-3 MHz3 MHz1 MHz4 MHz

Consider a BPSK modulated signal with bandwidth  15900 Hz i) Calculate the input  data rateanswer format example if answer is 3.5khz   write as 3500 ( only number) don't write as 3.5khz

What is the maximum data rate for the 802.11g standard.